JPS53143287A - Photoelectric smoke detector - Google Patents
Photoelectric smoke detectorInfo
- Publication number
- JPS53143287A JPS53143287A JP5798377A JP5798377A JPS53143287A JP S53143287 A JPS53143287 A JP S53143287A JP 5798377 A JP5798377 A JP 5798377A JP 5798377 A JP5798377 A JP 5798377A JP S53143287 A JPS53143287 A JP S53143287A
- Authority
- JP
- Japan
- Prior art keywords
- smoke detector
- photoelectric smoke
- photoelectric
- detector
- smoke
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5798377A JPS53143287A (en) | 1977-05-19 | 1977-05-19 | Photoelectric smoke detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5798377A JPS53143287A (en) | 1977-05-19 | 1977-05-19 | Photoelectric smoke detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53143287A true JPS53143287A (en) | 1978-12-13 |
Family
ID=13071238
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5798377A Pending JPS53143287A (en) | 1977-05-19 | 1977-05-19 | Photoelectric smoke detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53143287A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56100343A (en) * | 1980-01-14 | 1981-08-12 | Matsushita Electric Works Ltd | Photoelectric type smoke sensor |
JPS6053047U (en) * | 1983-09-20 | 1985-04-13 | ホーチキ株式会社 | Smoke detectors |
JPS6151U (en) * | 1985-05-17 | 1986-01-06 | 京セラ株式会社 | Photoelectric smoke detection alarm device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4946989A (en) * | 1972-09-11 | 1974-05-07 | ||
JPS5230485A (en) * | 1975-09-04 | 1977-03-08 | Matsushita Electric Works Ltd | Detector |
-
1977
- 1977-05-19 JP JP5798377A patent/JPS53143287A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4946989A (en) * | 1972-09-11 | 1974-05-07 | ||
JPS5230485A (en) * | 1975-09-04 | 1977-03-08 | Matsushita Electric Works Ltd | Detector |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56100343A (en) * | 1980-01-14 | 1981-08-12 | Matsushita Electric Works Ltd | Photoelectric type smoke sensor |
JPS6337338B2 (en) * | 1980-01-14 | 1988-07-25 | Matsushita Electric Works Ltd | |
JPS6053047U (en) * | 1983-09-20 | 1985-04-13 | ホーチキ株式会社 | Smoke detectors |
JPS6151U (en) * | 1985-05-17 | 1986-01-06 | 京セラ株式会社 | Photoelectric smoke detection alarm device |
JPS6123785Y2 (en) * | 1985-05-17 | 1986-07-16 |
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